diff --git a/supervisor/utils/codenotary.py b/supervisor/utils/codenotary.py
index c530859b4..bc4f3b817 100644
--- a/supervisor/utils/codenotary.py
+++ b/supervisor/utils/codenotary.py
@@ -58,7 +58,7 @@ async def cas_validate(
             env=clean_env(),
         )
 
-        async with async_timeout.timeout(10):
+        async with async_timeout.timeout(30):
             data, error = await proc.communicate()
     except OSError as err:
         raise CodeNotaryError(